★ Publication:All accepted and presented papers will be published in IOP Conference Series: Materials Science and Engineering (Online ISSN: 1757-899X; Print ISSN: 1757-8981) which be submitted for EI Compendex, Scopus, Thomson Reuters (WoS), Inspec index, et al. ★Submission★1. Full paper(publication and presentation)2. Abstract (presentation only) For full paper and abstract, please upload it to the Electronic Submission System (.pdf) http://www.easychair.org/conferences/?conf=ammm2020Send your enquiry to This email address is being protected from spambots. You need JavaScript enabled to view it. details about submission, please visit at http://www.ammm.org/sub.html